Signalscape Inc., Cary, N.C., announced the launch of Filter Pro, a software add-on that improves the functionality of the company’s premier video enhancement workstation, StarWitness Video Pro. The add-on combines five advanced video filters: Security Demux Splitter, Local Contrast Enhancement, Unsharp Mask, Motion Stabilization and Homomorphic Filtering. It includes video processing filters, video sample media for demonstration of filter capabilities, example graphs and a user’s manual.